2-5(-4.2)=23

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Solution for 2-5(-4.2)=23 equation: 


Simplifying
2 + -5(-4.2) = 23

Multiply -5 * -4.2
2 + 21 = 23

Combine like terms: 2 + 21 = 23
23 = 23

Add '-23' to each side of the equation.
23 + -23 = 23 + -23

Combine like terms: 23 + -23 = 0
0 = 23 + -23

Combine like terms: 23 + -23 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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